refactor(handlers): Refactored the handlers to all use the handle_table_events macro when appropriate and created tests for the macro so tests don't have to be duplicated across each handler

src/handlers/radarr_handlers/system/system_handler_tests.rs

@@ -1,6 +1,5 @@
 #[cfg(test)]
 mod tests {
-  use pretty_assertions::assert_eq;
   use rstest::rstest;
   use strum::IntoEnumIterator;